Microphone type 1 x omnidirectional ECM Speaker 13 mm dynamic speaker Microphone frequency range 100Hz to 8kHz Microphone sensitivity -42 dBV/Pa Speaker frequency range 300Hz to 3.4kHz Paired devices Up to 8, connected to two at the same time (MultiUse™) Wearing style In-ear wearing style (with earhook) Talk time Up to 11 hours Charging time Approximately 2 hours Standby time Up to 10 days Bluetooth® compliance Bluetooth® 2.1 Wireless range Up to 33 feet / 10 meters Bluetooth pairing list Up to 8 devices Headset dimensions (L x W x H) 54.3x 16.3 x 25.5 mm (2.1 x 0.6 x 1 in) Box content Jabra Talk 5 headset - Micro USB cable - 1 eargel - 1 earhook - Quick Start Guide - Warranty and Warning Leaflets Headset weight 9.7 grams (0.34 oz) Warranty 1 year limited warranty Operating Temperature 0° to + 45° C (32° F to 113° F)