| Model |
MeetingBar A40 |
| Operating System |
• Android 13 |
| • Based on Microsoft Device Ecosystem Platform (MDEP) |
| Camera |
• Number of cameras: 2 |
| • Lens FOV |
| - 2x Tele Camera:120° DFOV, 110° HFOV, 54° VFOV |
| • Maximum pixels: 2 * 48MP pixels |
| • Number of preset positions: 9 |
| • Depth of field: 1-5 meters |
| • 6x digital zoom |
| • Maximum resolution: 3840 * 2160 |
| • Video output resolution: 4k (2160p) 30fps, 1080p60fps |
| • Effective focal length: 4.2 mm |
| • Aperture: F/2.2-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) |
| • Signal-to-noise ratio: >63 dB |
| • Privacy cover: Electric lens cap |
| • Electronic gimbal |
| • Lens calibration |
| • Intelligence Features |
| - IntelliFocus (up to 4 portraits) |
| - Auto Framing, Speaker Tracking, People counting |
| - Picture in Picture, Smart Gallery (Zoom only) |
| Speaker |
• Built-in 2 x 10W speakers |
| - Rated Power: 10W + 10W |
| - Maximum Power: 12W + 12W |
| • Maximum sound pressure level: 92 dBSPL @ 10 W @ 1 m |
| • Frequency response: 100-16kHz |
| • Sensitivity: 100±3dB 1 W/0.1 m |
| • Sampling rate: 48kHz |
| • Sound emission angle: Forward-facing |
| • Total Harmonic Distortion (THD): at 10W, 1kHz, <5% |
| • Rated impedance: 4 ohms |
| Microphone |
• Built-in 8 MEMS microphone array |
| • 6-meter pickup distance, 4-meter high-quality pickup distance |
| • Signal-to-noise ratio: 72dB@1kHz |
| • Maximum sound pressure level: 130dBSPL (whole device), 100dBSPL (individual microphone) |
| • Dynamic range: 28-100dBSPL |
| • Sensitivity: -38dBV/pa |
| • Frequency response: 100-20kHz |
| • Sampling rate: 48k |
| • 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 2 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 |
| - 2x2 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) |
| • Use TV-Clip Mount (Provided with the product) (Additional: purchase VCS_TVMount2 or VB-TVMount-01) |
| • Place on the desktop (Addtional: purchase VB-TabletopMount-01) |
| Ports |
• 1x USB2.0 USB-A port |
| • 2x USB2.0C USB-C port |
| • 1x USB3.0 USB-C port |
| - Video input supports formats up to maximum 4k30fps, including 1080P60fps |
| • 1x Ethernet port: 10/100/1000Mbps |
| • 1x Yealink VCH port (RJ-45) |
| • 2x HDMI-out |
| - Video output supports formats up to maximum 4k30fps, including 1080p60fps |
| - Supports HDMI CEC |
| • 1x 3.5mm Line-in & Line-out port |
| • 1x Power port |
| • 1x Security lock slot |
| • 1x Reset slot |
| • HDMI input (through the VCH51 Sharing Kit) |
| Package |
• MeetingBar A40 |
| • Power adapter, 3.5m/11.48ft |
| • 2x HDMI cable, 1.8m/5.91ft |
| • 1x Network cable, 3m/9.84ft |
| • TV-Clip Mount |
| • Wall Mount |
| • Cable Cover |
| • MeetingBar A40 Quick Start Guide |
| • Optional Package |
| - A40-010: A40+VCR11 |
| - A40-031: A40+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 A40: 650 × 62 × 80 mm |
| • N.W/CTN: 5.540 kg |
| • G.W/CTN: 6.086kg |