Toggle navigation
Left Nav
Networking VoIP VoIP Phones Back to Results
Main Specifications
Product Description
Grandstream WP856 - wireless VoIP phone - with barcode reader, GPS receiver - 3-way call capability
Product Type
Wireless VoIP phone - with barcode reader, GPS receiver
Cordless Phone Standard
IEEE 802.11a/b/g/n/ac (Wi-Fi) / Bluetooth 5.2 LE
VoIP Protocols
SIP
Voice Codecs
G.711?-law, G.711a-law, G.729A/B, G.722, iLBC, Opus
Software Certification
Google Mobile Services
Lines Supported
6 lines
Speakerphone
Yes
Call Services
Call Hold, Call Transfer, Call Forwarding, Call Waiting
Display
Touchscreen display - color
Display Features
Multi-touch, capacitive touch screen, 2.5D Glass, Corning Gorilla Glass 3, brightness: 450 nits, auto-adjusted brightness
General
Product Type
Wireless VoIP phone
Integrated Components
Barcode reader, GPS receiver
Protection
IP65, waterproof, dust-proof, drop-resistant, antimicrobial, discharge protection
Memory
RAM
4 GB
Supported Flash Memory Cards
microSD, microSDHC, microSDXC
Miscellaneous
Connections
USB / 24 pin USB-C
Software Certification
Google Mobile Services
Included Accessories
Power adapter, hand strap, protective case, 3 plug adapters
Also Included
64 GB
Processor
Processor
2.2 GHz
Battery
Capacity
5000 mAh
Technology
Rechargeable - lithium
Talk Time
20 h
Standby Time
200 h
Display
Type
Touchscreen display - color
Display Location
Handset
Diagonal Size
5.5"
Display Resolution
1440 x 720 pixels
Display Languages
English, Arabic, Chinese, Czech, Dutch, German, French, Hebrew, Italian, Japanese, Polish, Portuguese, Russian, Spanish, Turkish
Features
Multi-touch, capacitive touch screen, 2.5D Glass, Corning Gorilla Glass 3, brightness: 450 nits, auto-adjusted brightness
Phone Features
Operating System
Android 13
Cordless Phone Standard
IEEE 802.11a/b/g/n/ac (Wi-Fi) / Bluetooth 5.2 LE
Wireless Interface Provided
Bluetooth / NFC / Wi-Fi
Call Services
Call Hold, Call Transfer, Call Forwarding, Call Waiting
Dialer Location
Handset
Conference Call Capability
3-way
Speakerphone
Yes
Volume Control
Yes
Additional Functions
Fast charging, messaging, emergency button, man down alarm, no movement alarm, Running detector, anti-flicker video capability, auto focus, auto exposure, push to talk (PTT), phonebook transfer, auto answer, Music on hold, wideband audio, 5MP front camera, vibration alert, dual microphones, light sensor, proximity sensor, accelerometer, gyroscope
Phone Memory
Phone Directory Capacity
1000 names & numbers
Dimensions & Weight (Handset)
Width
2.9 in
Depth
0.6 in
Height
6.3 in
Weight
9.9 oz
Phone Camera
Sensor Resolution
13 Megapixel
IP Telephony
VoIP
Yes
VoIP Protocols
SIP
Voice Codecs
G.711?-law, G.711a-law, G.729A/B, G.722, iLBC, Opus
Video Codecs
H.264
Lines Supported
6 lines
Quality of Service
802.11e (WMM), Layer 3 TOS, Differentiated Services (DiffServ), Multiprotocol Label Switching (MPLS)
IP Address Assignment
DHCP
Security
256-bit AES, SRTP, TLS, IEEE 802.1X
Network Protocols
TCP, IP, UDP, RTP, RTCP, HTTP, HTTPS, ARP, ICMP, DNS A record, DNS SRV, DNS NAPTR, DHCP, SSH, TFTP, NTP, STUN, SIMPLE, Lightweight Directory Access Protocol (LDAP), TR-069, IEEE 802.1x, TLS, SRTP, IPv6
Voice Features
HD Voice, acoustic echo cancellation (AEC), Noise-Shield Technology, dual tone multi-frequency (DTMF), voice activity detection (VAD), comfort noise generation (CNG), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)
Network Features
6 SIP accounts
Item Information Supplier Information Optional Attributes
Toggle navigation
Right Nav