Black Office/Call center Head-band Headset Wireless 150 m Microphone type: Boom One replacement headset for the Jabra Engage 65 or Jabra Engage 75 without base unit. The headset includes headband, ear cushions and padding.One replacement headset for the Jabra Engage 65 Mono or Jabra Engage 75 Mono without base unit. Includes headband, ear cushion and padding. Performance Certification CE, CB, FCC, IC, NOM,NTC, EAC, PSB, ICASA,TELEC, SIRIM,ACMA, NZ Telepermit, UL Product colour Black Headset type Monaural Recommended usage Office/Call center Wearing style Head-band Product type Headset Ports & interfaces Wireless range 150 m Connectivity technology Wireless Headphones Driver unit 2.8 cm Microphone Number of microphones 2 MEMS (Micro-Electro-Mechanical System) microphone Yes Microphone type Boom Battery Standby time 52 h Battery recharge time 1.5 h Charging source USB Talk time 13 h Battery operated Yes Weight & dimensions Weight 57 g Height 169 mm Depth 32 mm Width 147 mm leaflet