Color White + Red Material ABS Quantity 1 Piece Bluetooth Version V3.0 Operating Range 8~10 meters Other Features This Bluetooth music receiver adopts Bluetooth V3.0 technology; It can transform ordinary speakers into Bluetooth speakers; Just plug and then pair with your devices you can take it for convenient use; Compatiable with Bluetooth V2.1 + EDR agreement Support A2DP AVRCP AVDTP HEF and HSP; Support USB Audio and HID; Hands-free calling function match your cellphone with this product when voice calling comes you can mak a call from USB receiver Packing List 1 x Bluetooth receiver