Jabra Speak 510+ UC. Device type: Universal, Product colour: Black, Maximum operating distance: 100 m. Microphone direction type: Omnidirectional. Connectivity technology: Wired & Wireless, Interface: USB/Bluetooth, Bluetooth profiles: HSP. Power source type: Battery, Talk time: 15 h, Battery life (max): 15 h. Width: 120 mm, Depth: 120 mm, Height: 33 mm