Zycoo CooFone H81

2-line IP phone with 128×48 dot-matrix LCD screen with backlight

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Call Features

Answer / Reject Calls

Mute / Unmute (microphone)

Call Hold / Resume

Call Waiting


Caller ID Display

Speed Dial

Anonymous Call (Hide Caller ID)

Call Forwarding (Always/Busy/No Answer)

Blind / Attended Call Transfer

Call Parking / Pick-up


Do-Not-Disturb (per line / per phone)

Auto-Answering (per line)

3-way Conference

Hot Line

Phone Features

2 SIP Lines

HD Voice

Handset / Hands-free / Headset mode

Phonebook (500 entries)

Remote Phonebook (XML/LDAP)

Call log (600 entries, in/out/missed)

Black/White List Call Filtering

Message Waiting Indication (MWI)

Programmable Soft keys

Network Time Synchronization

Action URL / Active URI

Industrial Standard Certifications: CE/FCC


HD Voice Microphone/Speaker

Wideband ADC/DAC 16KHz Sampling

Codecs: G.711a/u, G.723.1, G.726-32K, G.729AB, G.722

Full-duplex Acoustic Echo Canceller (AEC)

Voice Activity Detection (VAD)

Comfort Noise Generation (CNG)

Background Noise Estimation (BNE)

Noise Reduction (NR)

Packet Loss Concealment (PLC)

Dynamic Adaptive Jitter Buffer up to 300ms

DTMF: In-band, Out-of-Band – DTMF-Relay(RFC2833) / SIP INFO

Screen:128×48 dot-matrix with backlight

HD Handset :RJ9
Network Interfaces :Network :10/100Mbps(802.3AF POE Class 1 Enabled (H81P))
                                    PC:10/100Mbps (Bridged to network)
HD Hands-free Speaker:0~7KHz
HD Hands-free Microphone:0~7KHz
RJ9 Phone port :Handset
Keypad (31 keys) :4 Soft-keys
                                 7 Function keys
                                 4 Navigation keys + 1 OK key
                                 12 Standard Phone Digits keys
                                 2 Volume Control keys, Up/Down
                                 1 Hands-free key
Power Input : DC 5V/0.6A
Power Consumption:  Idle: 1.3W
                                       Peak :4.3W
Working Temperature: 0~40°C
Working Humidity:10~65%
Package Dimension:260x255x62mm (L x W x H)

Brand info