Sony In-Ear Headphone - White/Pink
Sony (4905524731897 / MDRE9LPP.AE) - open - Wired - PET - Circumaural - neodymium - Headphones - In-ear - Cable length: 1.2 m - Driver unit: 1.35 cm - Headphone connectivity: 3
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Sony MDR‑E9LP In‑Ear Headphones – White & Pink
The Sony MDR‑E9LP is a lightweight, wired in‑ear headphone designed for everyday listening on portable devices such as Walkman®, iPod, or MP3 players. With a compact 6 g weight and a 1.2 m durable cable, these earphones deliver clear stereo sound while fitting comfortably inside the ear canal.
Key Design Features
- In‑Ear (Circumaural) Style: The earbuds sit snugly within the ear, providing a secure fit and minimizing external noise interference.
- Neodymium Magnet: A powerful neodymium magnet enhances driver performance for crisp highs and deep lows.
- Open Acoustic System: The open design allows natural sound to flow, reducing ear fatigue during extended use.
- Compact Driver Unit: 13.5 mm diameter diaphragm made of PET (polyethylene terephthalate) delivers a balanced frequency response from 18 Hz to 22 kHz.
- Lightweight Construction: At only 6 g, the headphones are virtually unnoticeable when worn.
Audio Performance
The MDR‑E9LP offers a wide frequency range of 18–22 kHz, ensuring that both low bass and high treble frequencies are reproduced accurately. With a sensitivity rating of 104 dB at 1 mW, the earphones provide ample volume for casual listening without distortion.
The 16 Ω impedance matches most portable audio sources, allowing seamless connectivity via the standard 3.5 mm mini stereo jack. The headphones support a maximum input power of 100 mW, making them suitable for high‑output devices while protecting the driver from damage.
Cable and Connector Details
- Length: 1.2 m (4 ft) cable offers flexibility for desk or mobile use.
- Connector Type: Mini stereo L‑shaped plug compatible with most 3.5 mm audio jacks.
- Cable Construction: Durable yet lightweight, designed to withstand everyday wear and tear.
Comfort & Fit
The earphones come with two pairs of silicone ear tips, allowing users to choose the size that best fits their ear canal for maximum comfort and sound isolation. The lightweight design ensures minimal pressure on the ears, making them ideal for long listening sessions.
Compatibility & Usage
- Universal Compatibility: Works with any device featuring a 3.5 mm headphone output – smartphones, tablets, laptops, and portable music players.
- No Bluetooth or Wireless Features: Purely wired, ensuring zero latency and reliable audio delivery.
- Ideal for Music & Everyday Listening: Whether you’re commuting, exercising, or relaxing at home, these earphones provide clear, balanced sound.
Product Specifications Summary
| Specification | Value |
|---|---|
| Model | MDR‑E9LP (White & Pink) |
| Driver Size | 13.5 mm PET diaphragm |
| Frequency Response | 18–22 kHz |
| Sensitivity | 104 dB (1 mW) |
| Impedance | 16 Ω |
| Maximum Input Power | 100 mW |
| Cable Length | 1.2 m |
| Connector | 3.5 mm mini stereo L‑shaped plug |
| Weight | 6 g |
| Included Accessories | 2 pairs of silicone ear tips |
| Color Options | White & Pink (dual‑color design) |
| Magnet Type | Neodymium |
| Acoustic System | Open |
| Connectivity | Wired (3.5 mm jack) |
| Intended Use | Music, portable devices |
Why Choose the Sony MDR‑E9LP?
The combination of a lightweight design, powerful neodymium magnet, and open acoustic system makes these earphones an excellent choice for users who demand clear audio without bulk. The 1.2 m cable offers flexibility while the dual‑color aesthetic adds a touch of style to everyday listening.
Whether you’re a music enthusiast or simply need reliable earbuds for daily commutes, the Sony MDR‑E9LP delivers dependable performance and comfort in a compact package.
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| Tags | Sony In-Ear Headphone |
| Identifiers | |
| Brand | ![]() SONY is a Japanese multinational conglomerate corporation that specialises in electronics, gaming, entertainment and financial services. The company was founded in 1946 and is headquartered in Tokyo, Japan. SONY is one of the leading manufacturers of electronic products and is well-known for its gaming consoles, televisions and digital cameras. |
| MPN | Sony MDRE9LPP.AE |
| Model | Sony MDRE9LPP.AE |
| ID | 8957928 |
| Dimensions / Weight | |
| Key Features | |
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Acoustic system Indicates the configuration of an acoustic system, such as closed, open, semi‑open or semi‑closed. The value describes how sound is managed within the device and helps users understand its acoustic characteristics.
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open |
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Cable length The linear distance that a cable covers, expressed with a length unit such as meters, centimeters or inches. It represents the total usable length of the cable for connecting devices.
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1.2 m |
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Connectivity technology The network and data interface technologies supported by the product, such as Wired, Wireless, USB, Bluetooth, or combinations thereof. Each value represents a distinct technology that can be used for communication or power delivery.
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Wired |
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Diaphragm The type of the diaphragm used in a product, which may refer to its material (e.g., PET, Mylar) or physical dimension (e.g., 2 in, 9 mm). It identifies the specific diaphragm construction that can influence acoustic performance and durability.
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PET |
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Driver unit The physical dimension of the driver’s diaphragm or cone in a speaker or headphone. It is expressed as a linear measurement (e.g., millimetres, centimetres, inches) and allows users to compare the relative size of drivers across different products.
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1.35 cm |
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Ear coupling The type of ear attachment used by a headset or earphones, indicating how the device fits around or inside the ear. Common values include "Intraaural", "Circumaural", "Supraaural" and "On‑ear". This attribute helps users choose a model that matches their preferred fit and comfort.
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Circumaural |
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Headphone connectivity Indicates the types of headphone or earphone connections available on a product, such as wired jacks (e.g., 3.5 mm), USB‑C, Lightning, or wireless Bluetooth. The value may list one or more connection types separated by commas.
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3.5 mm |
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Headphone frequency The span of audio frequencies that a product can accurately reproduce or respond to, expressed in hertz (Hz). It indicates the lowest and highest frequencies the device can handle, helping users assess suitability for music playback, communication, or signal processing applications.
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18 - 22000 Hz |
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Headphone sensitivity The sensitivity of a headphone expressed in decibels (dB), indicating how much sound pressure the headphones can produce or detect for a given electrical input level. Values may be positive, negative, or zero and are typically measured at 1 kHz. This attribute helps users compare the loudness performance of different headphones.
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104 dB |
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Impedance The impedance value indicates the resistance that a component or circuit offers to alternating current, expressed in ohms (Ω). It is used to characterize speakers, microphones, audio cables and other electronic equipment to ensure optimal compatibility with the source signal.
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16 Ω |
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Magnet type The material or composition of a magnet used in the product, such as neodymium, ferrite, or other magnetic alloys. It indicates the type of magnetic core that determines strength, size, and suitability for specific applications.
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neodymium |
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Product Type Indicates the general classification or type of an item, such as "laptop", "projector", "router" or "paint". It helps users quickly identify the nature of the product and compare similar items across categories.
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Headphones |
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Volume control Indica el mecanismo o método con que se opera la función de ajuste de volumen en un producto, como botones físicos, controles giratorios, táctiles, digitales o combinaciones de estos. Los valores comunes incluyen "Tocar", "Botones", "Giratorio", "Control en línea" y otras variantes similares.
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No |
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Wearing style A textual description of the way a product is worn or fitted on the body, such as "headband", "earhook", "neck‑band", "over‑the‑ear", or "in‑ear". This attribute helps users understand how the item will be positioned and secured during use.
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In-ear |
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Weight The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.
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6 g |





