Feature: The product is set to receive and launch, two-in-one Bluetooth device. The product is simple, which is able to launch and receiver freely. Through Bluetooth reception mode you can send the phone music to the traditional home audio equipment. It is more convenient to send TV, CD player, MP3 or other sources to the Bluetooth speaker or Bluetooth headset through the product Bluetooth launch mode. Due to the low latency technology, It also supports sound real-time transmission of online games, television and film. Descriptions: Buit-in rechargeable battery, which has long battery life. It solves the imitations of audio equipment perfectly and extends a variety of audio equipment transfer function. Fast connection more stable sound Specifications: Bluetooth Standard: Bluetooth 4.0 Material: Plastic Support: A2DP, AVRCP Support: MP3, WAV, WMA,APE,FLAC Receiving working current ≤ 40MA Transmit working current ≤ 45MA Standby current 8H Bluetooth distance >20M (open place) Charging method Micro USB 5V/0.5A Output connection mode 3.5MM stereo interface Input connection mode 3.5MM stereo interface Compatible with Android, IOS system phones and PAD, and all Bluetooth audio devices, audio devices with audio input