Plantronics Portable Bluetooth Speakerphone with 360° Audio - USB - Microphone - Battery - Portable USB-A/BT600, Part# 215438-01 Telephone chip It also has a beep-Jack

It also has a beep-Jack audible and visible warning to guard against improper A and mA terminal plugins

per port Link / Act

SPECO N4WNS2TB is a 4 Ch Wall Mount NS with 2TB

Day/Night (IR Cut Filter)

Includes desk/shelf base & wall-mounting hardware

Plantronics Portable Bluetooth Speakerphone with 360° Audio - USB - Microphone - Battery - Portable USB-A/BT600, Part# 215438-01 Telephone chip It also has a beep-JackThe versatile Plantronics Portable Bluetooth Speakerphone with 360 Audio USB Microphone Battery Portable USB A BT600 provides clear quality sound anywhere be it at home remotely or in an office, with wide frequency response of an amplified speaker that connects to PCs and Macs (USB A or USB C) easily and long lasting power, Features: Amplified speaker with wide frequency response (150 Hz to 20 kHz) 360 degree microphone for conference quality audio