Sena 50C Interkom Action Camera Harman Kardon Bluetooth Mesh Helmet Intercom Communication System

Intercom + built it camera
GENERAL
Operating temperature: -10˚C - 50˚C (14°F - 122°F)
Dimensions:
Main module: 95 mm x 59 mm x 31 mm (3.7 in x 2.3 in x 1.2 in)
Speaker driver unit: 36 mm – thickness 6.5 mm
Boom microphone: length 190 mm
Wire between speakers: length 555 mm
Weight: Module: 90 g (3.17 oz)
MESH NETWORK
Mesh Intercom Technology
WIFI
IEEE 802.11 b/g/n/a
Working distance: within 15 meters
BLUETOOTH
Bluetooth 5
Headset Profile (HSP)
Hands-Free Profile (HFP)
Advanced Audio Distribution Profile (A2DP)
Audio Video Remote Control Profile (AVRCP)
INTERCOM
Working Distance:
Bluetooth Intercom: up to 1.6 kilometers (1.0 mile) in open terrain
Mesh Intercom: up to 2 km (1.2 miles)* in open terrain
*Can extend up to 8.0 km (5.0 miles) between a minimum of 6 riders
Supports up to:
Bluetooth Intercom: 4 riders
Open Mesh Intercom: virtually limitless
Group Mesh Intercom: 24 riders
Supports Channels:
Open Mesh Intercom: 9 channels
AUDIO
Noise Cancellation: Advanced Noise Control
Codec: Built-in SBC Codec
FM Radio:
Radio frequency specifications: 76 ~ 108MHz
10 preset station memory
HD Voice enabled for high-quality phone call audio
Premium Speakers & Microphone with SOUND BY Harman Kardon
OPTICAL
Field of view: 120 degrees
Aperture f/2.4
Lens rotation: 30 degrees
VIDEO
2160p: 30fps (Ultra HD)
1440p: 30fps (Quad HD)
1080p: 60fps (Full HD)
1080p: 30fps (Full HD)
1080p: 60fps (Full HD) + EIS
1080p: 30fps (Full HD) + EIS
Video recording time: 1 hour 40 minutes
Video file format: MP4 (H.264)
Max video bit rate: 60 Mb/s (4K)
PHOTO
12MP (4:3)
Burst shot: 8 pics per second
TIME-LAPSE MODE
Single shot every 1 sec or every 2, 5 or 10 secs
BATTERY
Talk time:
Bluetooth intercom: 22 hours
Mesh intercom: 12 hours
Charging Time: 2.5 hours
Built-in 1,450 mAh Lithium polymer battery
EXTERNAL MEMORY
MicroSD card (U3 or higher) up to 128 GB (not included in package)
WARRANTY
Device: 3 years
CERTIFICATES
CE, FCC, IC, KC, NCC