... amendmentSupport keypad lockSPECIFICATION* Bluetooth Specification v2.1+EDR class 2,* Supports Bluetooth Headset and Handsfree Profile(HFP 1 ... .5)* Supports A2DP1.2 and AVRCP1.0 profiles ,* RF Frequency Range: 2.402-2.480GHZ, 2.4G ISM band* ... x 1* Charger: Travel chargerSolution Description:Bluetooth StandardBluetooth 2.1+EDRChipsetCSR BC57E687BSpeaker8ohm, Maximum 1W,MicrophoneOmnidirectional, -42± ...