WIRELESS BLUETOOTH MOBILE PHONE HEADSET EARPHONE EARPIECE VERSION 2.1
EARPHONE BLUETOOTH VERSION: 2.1 RANGE OF FREQUENCY: 2.4GHZ CLASS 2 OPERATING DISTANCE: 10M INPUT: AC 110-240V OUTPUT: DC 5V STANDBY TIME: 20HRS TALK TIME: 6.8HRS PACKAGE INCLUDES: BLUETOOTH EARPHONE CLIP RECEIVER AND CHARGER CABLE