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Phone Headsets for Office Phones YHS34 Lite QD to RJ9 Wired Headset Compatible with Poly Snom Grandstream Phones Desk Landline Headset with Microphone -Mono/68g/2.1m CableBrand: AvayaPart Number: YHS34 Lite MonoType: CableSpecifications: YHS34 Lite Mono Teams, YHS34/YHS34 Lite, Wired, Yealink Desk Phones, Poly VVX x01/VVX x10/VVX x50, SNOM D3xx/D7xx, Grandstream GRP/GXP/GXV, 1* YHS34 Lite Mono Headset (with foamy ear cushions), 1* QD to RJ9 cable 2.1m, Calling, Foamy Ear Cushions - Mono, PlasticModel #: 877155125940
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Jabra Biz 2300 QD DuoPart Number: 2309-820-105Weight: 2.40 (headset without cable) oz.Features: Jabra Biz? 2300 QD Duo is a duo headset with QD (Quick Disconnect) plug that provides instant connectivity to a wide range of desk phone systems.Package Contents: Foam ear cushion, Leather-feel ear cushion, Headset, User documentsModel #: 2309-820-105
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Yealink SIP-T43U IP Phone - Corded - Wall Mountable, Desktop - Classic Gray 1301202Brand: YealinkPart Number: SIP-T43UType: Wired VoIPSecurity: NETWORK AND SECURITY
SIP v1 (RFC2543), v2 (RFC3261)
Call server redundancy supported
NAT traversal: STUN mode
Proxy mode and peer-to-peer SIP link mode
IP assignment: static/DHCP
HTTP/HTTPS web server
Time and date synchronization using SNTP
UDP/TCP/DNS-SRV(RFC 3263)
QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
SRTP for voice
Transport Layer Security (TLS 1.3)
HTTPS certificate manager
AES encryption for configuration file (AES256)
Digest authentication: MD5/SHA1/SHA224/-SHA256/SHA384/ SHA512
OpenVPN, IEEE802.1X, L2TP VPN
IPv6
LLDP/CDP/DHCP VLAN
ICE
> WPA2/WPA3
> Secure boot
> GARP (Generic Attribute Registration Protocol)Model #: SIP-T43U