Key Features Production Crew Communication (7 People) 1 True-Wireless Master Headset 6 True-Wireless Remote Headsets Full-Duplex Communication up to 500m Adjustable Boom, Auto-Mutes when Up On-Ear Foam & Over-Ear Gel Earpads Includes Batteries, Charging Station Expandable System, No Hub Required iOS and Android App ControlThis configuration includes one single-ear master headset, six single-ear remote headsets, 14 rechargeable batteries, and a 10-bay charging station. Transmit communications to all wireless headsets at a line-of-sight range up to 500m for a wide variety of broadcast and event applications. Effortless Team Communication, Fully Expandable The WiTalk9-7S is truly hands-free, allowing for communication without reaching for a push-to-talk button every time a user wishes to speak. The system is capable of being expanded to up to 30 users through wired cascading and up to 9 users using wireless protocols. The entire system sets up easily and quickly without the hassle of bulky hubs or other complicated features. Crystal-Clear and Secure ClearTalk technology ensures all users remain in touch. A 360° 3-microphone array with noise cancellation as well as dual antennas, and encryption technology ensure conversations remain secure, stable, and clear. The WiTalk9-7S can easily perform in noisy environments with heavy RF interference. All-Day Comfort The headsets are engineered to be lightweight, comfortable, and durable. Included in the system are on-ear foam earpads and over-ear cooling-gel earpads. A soft headband and temple pads help ensure comfort throughout the headset design. All headsets feature IPX5 water resistance and Level 3 wind protection for demanding outdoor environments. Remote Team Communication Connect remotely with team members using cloud meeting apps like Zoom, Teams, Skype, or phone calls. Link up using the TRRS port on the headsets or Bluetooth technology to easily communicate via computers, smartphones, or tablets. Saramonic Master App Manage your system using the Saramonic Master app. You can easily group and name team members, monitor battery levels, and check user status in real-time. Other controls include mute, 1-on-1 conversations, and broadcast-priority messages, among other features. Long Battery Life Rechargeable batteries included with the system keep the remote headset running for up to 15 hours and the master headset running for up to 9 hours on a single charge. Quickly release the battery and insert it into the included starting station for recharge. Use the USB-C port on the headsets to recharge on the fly in just 3.5 hours. Specifications Key Specs Users per System: 7 Wireless Technology: Digital 1.9 GHz Operating Range: 500 m Encryption: Proprietary Earpiece Design: On-Ear (Supra-Aural) / Over-Ear (Circumaural) Number of Earpieces: Single Earpiece (Left or Right Side) System Number of Included Headsets: 7x Single-Sided Headset Users per System: 7 Wireless Connectivity Wireless Technology: Digital 1.9 GHz Operating Range: 500 m Max Transceivers per Band: 30 Wireless Modulation: GFSK Duplex Mode: Full-Duplex (FDX) Latency: < 83 ms (Maximum) Approximate RF Sensitivity: -93 dB Encryption: Proprietary Mobile App Compatible: Yes (Android & iOS) Antenna Headset Antenna: 2x Internal Headphone Earpiece Design: On-Ear (Supra-Aural) / Over-Ear (Circumaural) Earpiece Connection / Wearing Style: Headband Number of Earpieces: Single Earpiece (Left or Right Side) Sound Field: Mono Controls/Microphone Location: Adjustable Boom Frequency Response: 150 Hz to 8 kHz Total Harmonic Distortion (THD): 1% Maximum Sound Pressure Level (SPL): 128 dB SNR: >65 dB Microphone Microphone Type: Electret Condenser Mic Boom Location: Interchangeable (Left or Right Side) Pickup Pattern: Omnidirectional Noise Cancelling Microphone: Yes Frequency Response: 150 Hz to 8 kHz Sensitivity: -93 dB Maximum SPL: 120 dB Distortion: <1% Wired Connectivity Audio Connector: 1x 1/8" / 3.5 mm TRRS Audio Connector to Earpiece: 1/8" / 3.5 mm TRRS Battery Battery Type (Headset): 2 x Rechargeable Battery Battery Chemistry: Lithium-Ion Polymer (LiPo) Capacity (mAh): 1450 mAh Runtime (Headset): 10 Hours / 15 Hours Recharge Time: 3.5 Hours Physical Operating Conditions: 14 to 122°F / -10 to 50°C Storage Conditions: -4 to 131°F / -20 to 55°C Packaging Info Package Weight: 10.42 lb Box Dimensions (LxWxH): 23.1 x 9.8 x 8.8" In the Box Saramonic WiTalk9-7S 7-Person Full-Duplex Wireless Intercom System with Single-Ear Headsets (1.9 GHz) WiTalk9-SMH Single-Ear Master Headset 6 x WiTalk9-SMH Single-Ear Remote Headset 14 x WiTalk9-BP Battery WiTalk-CB10 10-Slot Charging Bay Power Supply with International Adapters 7 x On-Ear Foam Earpad 7 x Over-Ear Cooling-Gel Earpad 7 x Headset Temple Pad 7 x Foam Windscreen 3 x Number Sticker Sheet 7 x Drawstring Pouch Carrying Case Limited 2-Year Manufacturer WarrantyPlease note! Headset stands are not included!