SENNHEISER | Sennheiser Impact SDW 5034 DECT Wireless Office Monoaural Headset w/ base station, for PC & Mobile, Included BTD 800 Dongle

Technical DataFrequency response (Microphone) 150 Hz 11 kHz (Super wideband) 150 Hz 7.0 kHz (Wideband) 300 Hz 3.5 kHz (Narrowband) Charging time 0 - 50 %: 30 minutes 0 - 100 %: 1.5 hours Talk time Up to 12 hours (Density optimized wideband) Up to 9 hours (Super wideband) Up to 14 hours (Narrowband) Package dimensions (H x W x D) 172 x 172 x 122 mm / 6.77 x 6.77 x 4.80 in Units in distributor master carton 8 Master carton weight 10252 g / 361.6 oz Frequency response (Headphones) 150 Hz 11.5 kHz (Super wideband) 150 Hz 6.8 kHz (Standard wideband and High density wideband) 300 Hz 3.5 kHz (Narrowband) 20 Hz 12 kHz (Ultra wideband - music mode) Standby time Up to 44 hours Temperature Range Operational: +5 C to + 45 C/+41 F to +113 F Storage: -20 C to + 70 C/-4 F to +158 F Master carton dimensions (H x W x D) 810 x 450 x 180 mm / 31.89 x 17.71 x 7.09 in Unit pack/end user 1 Package weight 829 g / 30 oz