MeetingBar A50 Microsoft Teams Rooms on Android

Operating System

• Android 13
• Based on Microsoft Device Ecosystem Platform (MDEP)

Camera

• Number of cameras: 3
• Number of preset positions: 9
• Electronic gimbal
• Lens FOV
 - 1x Wide Camera: DFOV 110, HFOV 98°, VFOV 81°
 - 2x Tele Camera: DFOV 51°, HFOV 41.6°, VFOV 31.8°
• Maximum pixels: 3x 50MP pixel
• Depth of field: 0.7-8 meters
• 8 x digital zoom
• Maximum resolution: 3840*2160
• Video output resolution: 4k (2160p) 30fps, 1080p60fps
• Effective focal length: 8.29 mm (Tele camera), 3.5mm (Wide camera)
• Aperture: F/2.0-F/2.4
• Supports wide dynamic range
• Supports auto exposure
• White balance: ATW/auto/manual
• Shutter speed: 10ms-33ms
• Minimum illumination: 0.5 lux (daytime), 0.1 lux (nighttime)
• Privacy cover: Electric lens cap
• Lens calibration
• Intelligence Features
 - IntelliFocus (4 portraits)
 - Auto Framing
 - Speaker Tracking
 - People Counting
 - Picture in Picture
 - Smart Gallery (Zoom only)

Speaker

• Built-in 4 x 5W speakers
 - Rated Power: 4 x 5W
 - Maximum Power: 4 x 10W
• Maximum sound pressure level: 97 dBSPL @ 10 W @ 1 m
• Frequency response: 80-20kHz
• Sensitivity: 104±3dB 1W/0.1m
• Sampling rate: 48khz
• Sound emission angle: 0-180°
• Total Harmonic Histortion (THD): <3% @1kHz (rated)
• Rated impedance: 4ohms

Microphone

• Built-in 16 MEMS microphone array, 10-meter pickup distance
• Signal-to-noise ratio: 72dB@1kHz
• Maximum sound pressure level: 130dBSPL (whole device), 100dBSPL (individual microphone)
• Dynamic range: 22-108dBSPL
• Sensitivity: -38dBv/pa
• Frequency response: 100-20kHz
• Sampling rate: 48kHz
• Bit depth: 32-bit
• Audio processing: Full duplex, AEC (Acoustic Echo Cancellation), AGC (Automatic Gain Control)
• Noise suppression: AI-enhanced noise suppression
• Expansion mics: Supports 3 expansion microphones

Resolution

• Lens resolution: Up to 4k30fps
• Bandwidth requirement: 10Mbps or more

Content sharing

• Teams: 1080p30fps in meeting, 4k30fps in local sharing
 Zoom: Up to 1080p30fps
• General mode (BYOM): Up to 4k30fps
• RingCentral: 1080p30fps
• H.323/SIP:1080p30fps

Video Codec

H.264 High profile, H.264 SVC, H.264

Audio Codec

• ARES: 24kHz bandwidth
• G.722.1C: 16kHz bandwidth
• G.722.1: 8kHz bandwidth
• G.722: 8kHz bandwidth
• G.711 (PCMA/PCMU): 4kHz bandwidth
• G.729: 8kHz bandwidth

Security

• Full disk encryption: AES-128, AES-256
• Data encryption: symmetric keys, PKI
• Device Identity: Protected by device attestation
• Device Access: Authenticated using API
• Key Protection: Arm TrustZone, RPMP

Communication standard protocol

• H.323/SIP in General Mode (BYOM)
• Dual stream protocol: H.239 (H.323) / BFCP (SIP)
• FECC: H.224/H.281
• H.323 protocol suit: H.245, H.225, H.235, H.241
• Gatekeeper account and SIP account

Network Protocol

• Wi-Fi 6
 - 2.4G & 5G dual-band, 802.11a/b/g/n/ac/ax
 - 2×2 MIMO
• Bluetooth 5.0
• TCP/IP (IPv4/IPv6), DHCP/static IP
• HTTPS secure web access

Configuration Management

• Automatic configuration via web page/display/autoP
• Firmware upgrade, factory reset
• Configuration import and export
• System log export

Device Management

• Yealink Https Web Portal
• Yealink Device Management Platform
• Yealink Management Cloud Service
• Microsoft Device Management Platform (Microsoft Teams Admin Center/Intune)
• Zoom Device Management
• RingCentral Admin Center

Installation

• Wall Mount (Provided with the product: VB-WallMount-02)
• TV Mount (Addition: Purchase VB-TVMount-01, in roadmap)
• Table Mount (Addition: Purchase VB-TabletopMount-02)

Ports

• 1x USB3.0 Type-A port
• 1x USB3.0 Type-B port
 - Video output supports formats up to maximum 4k30fps, including 1080p60fps
• 1x USB2.0 Type-C port (for dongle pairing)
• 1x Ethernet port: 10/100/1000Mbps
• 2x Yealink VCH port (RJ-45)
• 1x 3.5mm Line-in & Line-out port
• 1x Power port
• 1x Security lock slot
• 1x Reset slot
• 2x HDMI-out
 - Video output supports formats up to maximum 4k30fps, including 1080p60fps
 - Supports HDMI CEC

Package

• MeetingBar A50
• Power adapter, 3.5m/11.48ft
• HDMI 2.0 cable x2,1.8m/5.91ft
• Network cable x1, 3m/9.84ft
• USB3.0 A-B cable x1, 2.5m/8.20ft
• Wall mount (VB-WallMount-02)
• Table mount (TabletopMount-02)
• Cable Cover
• MeetingBar A50 Quick Start Guide
• Optional package
 - A50-010: A50+VCR11
 - A50-031: A50+CTP25 Package (CTP25, 2m/6.56ft 65W PD power adapter, 7.5m/24.6ft Network cable, 1.2m/3.94ft USB C to C cable, High stand, Cable management cover)

Environmental Factor

• Operating humidity: 10 – 95%
• Operating temperature: 0 – 40°C
• Storage temperature: -30℃~70℃
• BTU/hr: 38 in idle, 58 in meeting

Dimensions and weight

(W × D × H)

• MeetingBar A50: 910 × 102 × 88mm
• N.W/CTN: 8.5kg
• G.W/CTN: 9.5kg