Feature Highlights: 1. Bluetooth Cassette Adapter – Simply insert the tape into your car’s cassette player, connect to your phone via Bluetooth, and enjoy instant wireless music and hands-free calls. 2. Built-in Microphone – Features a one-key button to easily answer or end calls, so you never have to hold your phone while driving or on the go. 3. Latest Bluetooth 5.0 Chip – Delivers stable connectivity, clearer call quality, and reliable stereo audio for uninterrupted music and conversations. 4. Rechargeable & Portable – Equipped with a built-in 130mAh battery and USB port for convenient charging from a power bank, laptop, or USB adapter. 5. Universal Car Compatibility – Designed to fit most car cassette players, turning your vehicle into a wireless music and hands-free calling hub. Product Details: This Bluetooth cassette adapter upgrades your car’s audio system without complicated installation. Made from durable ABS material, it pairs quickly with your smartphone, letting you stream music and take calls safely. The compact, lightweight design fits neatly into your cassette deck, and the included USB cable makes recharging easy. Perfect for daily commutes, road trips, or hands-free convenience in any vehicle. Specifications: - Bluetooth Version: 5.0 - Power Supply: USB - Battery: Built-in 130mAh rechargeable - Size: 10 x 6.3 x 0.7 cm / 3.93 x 2.48 x 0.27 inches - Weight: 62g - Color: Black - Material: ABS Package Includes: 1 x Cassette Adapter 1 x USB Cable Note: Slight color variations may occur due to lighting and screen differences. Dimensions may vary within +/- 1-3cm.