Call Center Dialpad TelephoneCall Center Dialpad Headset Telephone with Monaural Headset HeadphonesNoise CancelingSupport RJ11 Interface and Headphone JackSupport Mute Function

Features: 1. With high-definition voice prompts. 2. The caller FSK/DTMF automatically recognizes and decodes. 3. 5-digit area code call filtering. 4. Call mute function, mute light indication function. 5. 15dB call volume adjustment, 4 levels of call volume digital adjustment. 6. External ringtones and built-in ringtone selection. 7. Provide RJ-11 interface and 2.5mm headphone jack (can be used for training or recording interface). 8. Innovative tone balance technology to clearly restore call voice. 9. Broadband HD speakers optimize voice and audio sounds for vocal sound. 10. International standard hearing protection, effectively preventing sudden high-decibel sound damage to the ear. 11. Ultra-soft slow rebound earmuffs, comfortable to wear, suitable for long-term wear. Specification: Name: Customer Service Attendant Call Box Phone Call Box + Phone Headset Weight: about 259g (call box) Size: about 15.5*10.5*8.5cm/6.1*4.13*3.35inch (call box) Material: high quality ABS (call box) Type: Traffic headset phone Line-up time optional (FLASH): 100/300/600/1000ms Noise reduction function: double noise reduction technology Microphone: Single-sided noise reduction microphone Interface: RJ11 crystal head Microphone impedance: 2.2K / ? Microphone sensitivity: -38dB ± 3dB Wire control function: 100-4800HZ Speaker impedance: 150? Speaker sensitivity: 116dB ± 3dB Package List: 1 * Call Box 1 * Traffic Headset 1 * Cable 1 * Bracket 1 * Instruction Manual