ขาย b9 2 in 1 อะแดปเตอร์เครื่องเล่นเสียงบลูทูธไร้สายและตัวรับสัญญาณเสียงสเตอริโอ 3 . 5 มม ราคาที่ดีที่สุด

B9 2 in 1 Bluetooth Audio Transmitter & Receiver Wireless Bluetooth Audio Adapter 3.5mm Stereo Audio Player B9 ia a 2 in 1 BT Transmitter & Receiver. As a BT Audio Transmitter, it can be connected to the audio devices without BT function via the included 3.5mm audio plug, changing these audio devices into BT-enabled audio devices, and making it work with BT-enabled Headset and Speaker. As a BT Audio Receiver, B9 can change the traditional car ctereo systems and home audio system into BT-enabled ones, and easy to pair with BT-enabled smart phones, laptop, tablet, etc. With this product, you can greatly enjoy music from your phone, laptop, tablet without the hassle of cables. This 2 in 1 BT Transmitter & Receiver will give you much fun and convenience. Features: Receiver Mode: Change the wired headphone, the traditional Car Stereo or Home Audio System into BT-enabled ones. After paired, play music from your BT-enabled Smart Phones, Laptop, Tablet and more. Transmitter Mode: B9 can be connected to the audio devices (such as MP3, MP4, TV and PC, etc.) without BT function, changing them into BT-enabled ones, and making it work with BT-enabled Headset and Speaker. Strong Compatibility: Compatible with Android & iOS smart phones and Tablet PC, almost all BT-enabled audio devices, and stereo system with 3.5mm port. Real-time low latency and high-quality audio transmission. Low Power Consumption: Built-in 300mAh Li-polymer Battery ensures 8-12 hours working time, you can enjoy wireless free all day long. Easy connection, no driver needed, plug and play. Fast Connection: Built-in enhanced signal transmission circuit, the connection is fast and stable. Wireless BT4.1+EDR technology ensures transmitting strong signal in high quality and high speed. Specifications: Model Number: B9 BT: V4.1+EDR Transmission Distance: 10m / 33ft (open space) Frequency Response: 20Hz-20KHz Sensitivity: 100±3dB Battery: Built-in 300mAh Rechargeable Li-polymer battery Working Time: 8-12 hours (depend on audio volume) Charging Time: about 2 hours Charging: Micro USB 5V Color: Black Main Item Size: 6.0 * 3.6 * 1.6cm / 2.36 * 1.41 * 0.63in Main Item Weight: 22g / 0.78oz Package Size: 11.0 * 7.8 * 2.0cm / 4.33 * 3.07 * 0.78in Package Weight: 55g / 1.96oz Package List: 1 * BT Audio Transmitter & Receiver 1 * 3.5mm Audio Cable 1 * RCA Cable 1 * USB Charging Cable 1 * User Manual (English)