Yealink W90B DECT base station White vs Yealink W90DM DECT base station White

Comparison of W90B, W90DM

76 specifications	A Yealink W90B DECT base station White Model W90B View product	B Yealink W90DM DECT base station White Model W90DM View product
Performance3 differ
Number of handsets supported (max)Differs	60	250
Number of carrier frequenciesKnown for one	—Unknown — not stated by the source	2
Management protocolsKnown for one	—Unknown — not stated by the source	TFTP/FTP/HTTP/HTTPS/RPS
Number of VoIP accountsKnown for one	—Unknown — not stated by the source	250
Number of bases supported (max)Known for one	—Unknown — not stated by the source	60
Supported network protocolsDiffers	SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP	SIP v1 (RFC2543), v2 (RFC3261), SNTP/NTP, VLAN (802.1Q and 802.1P), 802.1x, LLDP, STUN, UDP/TCP/TLS
Security algorithmsDiffers	HTTPS, SHA-256, SSL/TLS	AES, HTTPS, SHA-384, SHA-512, SRTP, TLS
Hearing aid compatibilityKnown for one	—Unknown — not stated by the source	Yes
Wireless synchronizationKnown for one	—Unknown — not stated by the source	Yes
Dual-Tone Multi-Frequency (DTMF)Known for one	—Unknown — not stated by the source	Yes
Auto-provisionKnown for one	—Unknown — not stated by the source	Yes
IPUI registrationKnown for one	—Unknown — not stated by the source	Yes
Keypad lockKnown for one	—Unknown — not stated by the source	Yes
Over the Air Updates (OTA)Known for one	—Unknown — not stated by the source	Yes
User access levelKnown for one	—Unknown — not stated by the source	Yes
XML browserKnown for one	—Unknown — not stated by the source	Yes
Frequency rangeKnown for one	1.8 - 1.9 GHz	—Unknown — not stated by the source
Maximum rangeKnown for one	300 m	—Unknown — not stated by the source
Comfort noise generation (CNG)Known for one	Yes	—Unknown — not stated by the source
Voice activity detectionKnown for one	Yes	—Unknown — not stated by the source
Automatic gain controlKnown for one	Yes	—Unknown — not stated by the source
CAT-iqKnown for one	2.0	—Unknown — not stated by the source
Voice codecsKnown for one	G.726, G.729, PCMA, PLC, iLBC	—Unknown — not stated by the source
Call managementidentical
Conference call	Yes	Yes
Number of parallel conferences	3	3
Phonebook capacity (per handset)Known for one	—Unknown — not stated by the source	100 entries
Number of simultaneous calls (max)Known for one	—Unknown — not stated by the source	100
Number of NB calls per base supported (max)Known for one	—Unknown — not stated by the source	8
Number of WB calls per base supported (max)Known for one	—Unknown — not stated by the source	8
Number of simultaneous calls per handsetKnown for one	—Unknown — not stated by the source	2
Anonymous call	Yes	Yes
Anonymous call rejection	Yes	Yes
Call waiting	Yes	Yes
Call forwarding	Yes	Yes
Caller IDKnown for one	—Unknown — not stated by the source	Yes
Remote phonebookKnown for one	—Unknown — not stated by the source	Yes
Call transfer	Yes	Yes
Call hold	Yes	Yes
Do not disturb function	Yes	Yes
Mute functionKnown for one	—Unknown — not stated by the source	Yes
Switching between callsKnown for one	—Unknown — not stated by the source	Yes
Speed diallingKnown for one	—Unknown — not stated by the source	Yes
Integrated voicemailKnown for one	—Unknown — not stated by the source	Yes
RedialingKnown for one	—Unknown — not stated by the source	Yes
Message Waiting Indication (MWI) functionKnown for one	—Unknown — not stated by the source	Yes
Phonebook search/import/export functionKnown for one	—Unknown — not stated by the source	Yes
Call historyKnown for one	—Unknown — not stated by the source	Yes
Reset functionKnown for one	—Unknown — not stated by the source	Yes
Emergency callKnown for one	—Unknown — not stated by the source	Yes
Shared Call Appearance (SCA)Known for one	—Unknown — not stated by the source	Yes
System log exportKnown for one	—Unknown — not stated by the source	Yes
Antennaidentical
Frequency range (EU)Known for one	—Unknown — not stated by the source	1880 - 1900 MHz
Frequency range (US)Known for one	—Unknown — not stated by the source	1920 - 1930 MHz
Maximum indoor rangeKnown for one	—Unknown — not stated by the source	50 m
Maximum outdoor rangeKnown for one	—Unknown — not stated by the source	300 m
Ports & interfacesidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Ethernet LAN data rate supported (max)Known for one	—Unknown — not stated by the source	100 Mbit/s
Designidentical
Product colour	White	White
Full duplexKnown for one	—Unknown — not stated by the source	Yes
LED indicatorsKnown for one	—Unknown — not stated by the source	Yes
Wall mountableKnown for one	—Unknown — not stated by the source	Yes
Poweridentical
Input voltage	100 - 240 V	100 - 240 V
Output currentKnown for one	—Unknown — not stated by the source	1.2 A
Output voltageKnown for one	—Unknown — not stated by the source	5 V
Power over Ethernet (PoE)	Yes	Yes
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	10 - 95%
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 40 °C
Weight & dimensionsidentical
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	134 x 100 x 28 mm
WeightKnown for one	—Unknown — not stated by the source	2.8 kg
Package widthKnown for one	—Unknown — not stated by the source	158 mm
Package depthKnown for one	—Unknown — not stated by the source	203 mm
Package heightKnown for one	—Unknown — not stated by the source	63 mm
Package weightKnown for one	—Unknown — not stated by the source	3.4 kg
Packaging contentidentical
Quick start guideKnown for one	—Unknown — not stated by the source	Yes
Logistics dataidentical
Harmonized System (HS) code	85177900	85177900

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.