... +Red ,Chipset: CSR/BC352239A ,6 buttons remote control feature for Control music, calls and volume adjustment. Bluetooth 3.0 ... quality, Adaptive frequency hopping and improved interference rejection. Supports Bluetooth Advanced Audio Distribution (A2DP), Audio Video Remote Control (AVRCP ... x 75 x 155 mm ,,Works with all compatible Bluetooth-enabled phones. Excellent Sound Quality. Well design and easy ...