Sennheiser MKE 2 SET (R1-9) Wireless Lavalier Microphone Set This wireless lavalier microphone set consists of 2 x EW-DX SK (wireless bodypack transmitter), 2 x MKE 2 (omni-directional clip-on lavalier microphone), 1 x EW-DX EM 2 rackmount receiver (2 channels) and 2 x BA 70 rechargeable batteries. Sennheiser EW-DX simplifies your professional workflow by utilizing refined technologies and decades of research to deliver a digital UHF system that can be scaled with ease. With its advanced feature set and hardware options, classrooms, corporate campuses, and live productions benefit from a network-ready system that is designed to integrate seamlessly. The system quickly assesses your environment and uses equidistant channel spacing to deploy frequencies while tools like Sennheiser?s Control Cockpit, Wireless Systems Manager, and Smart Assist App allow you to monitor your system remotely. In-device charging, 12-hour battery operation, and switching bandwidth up to 88 MHz are only a few more of the many features that make EW-DX the right tool for the job. **Designed for Those Who Appreciate Freedom of Movement.** All-in-one digital wireless lavalier set for those who speak and present, featuring Sennheiser's renowned MKE 2 omni-directional clip-on lavalier microphone. FEATURES: 134 dB input dynamic range - no need to set gain on your wireless transmitters at all, thanks to proprietary Sennheiser Performance Audio Codec (SePAC) AutoScan-feature quickly scans your environment and deploys frequencies with equidistant channel spacing - even without RF knowledge Network enabled for expanded remote control with Sennheiser Control Cockpit, Wireless System Manager (WSM - Available in mid-2023) and 3rd party media control systems via plug-in Remote control via Smart Assist App over Bluetooth Low Energy (BLE) at distances up to 25 meters (Available in late 2023) Secure transmission of confidential content using AES 256 encryption Up to 12 hours of operation time with rechargeable lithium ion battery BA 70 (included) Function buttons - control all the transmitter settings directly from bodypack including button lock function Persistent E-Ink display for "always on" information - parameters visible on screen even when taking out batteries Equidistant channel spacing to easily allocate intermodulation-free channels: Standard Mode with 600 kHz spacing for up to 146 channels; Link Density (LD) Mode with 300 kHz spacing for up to 293 channels Up to 88 MHz switching bandwidth Low latency of 1.9 ms wireless transmission thanks to proprietary Sennheiser Performance Audio Codec (SePAC) Digital audio trim Transmitters with charging contacts for in-device charging with CHG 70N charger (sold separately) Compatible with a wide range of Sennheiser lavalier and headset microphones with 3.5 mm jack plug connection Versatile charging options optionally available: CHG 70 N, L 70 USB, LM 6070 Module for L 6000 full rack charging station (Availability in 2023) Worldwide usage (specific frequencies subject to local RF regulations) WHAT'S IN THE BOX: EW-DK EM 2 rack receiver 2 EW-DX SK bodypack transmitter 2 EW-DX MKE 2 lavalier microphone (omni-directional) EW-D power supply with country adapters 2 rod antennas GA 3 rack mount kit 4 rubber feet SPECIFICATIONS: Dimensions: 212 x 44 x 189 mm Weight (g): approx. 1000 g (2.2 lbs.) (without antennas and power supply) Polar pattern: Omnidirectional Transducer principle: pre-polarized condenser microphone Echotone Music LLC has been a professional E-commerce Audio Visual Equipment dealer since 1998. We take pride in selling Pro Audio gear for clubs, concert, and broadcast applications. Shipping -Pro packed shipped USPS, UPS or Freight Service. Contact us pay for air mail upgrade on any unit. We are working hard to get your product ( built if needed), processed shipped. Processing times vary, 2-30 days Returns/Refunds- Customer pays for return shipping. Returned items must be sealed/unopened to qualify for a full refund. Refunds are for the Item cost only. Gear returned without all its original packaging, accessories or shows signs of wear, is subject to an additional service fee. This item is now used and it would be unfair to resell to another customer as new. What products can not be returned? - International Sales Clearance items, Avid products, Custom Builds, Road Cases, DT12 items, items identified as non-returnable, discontinued items, used or NOS items, electronic software downloads, demo gear, computer Cards, vacuum tubes, earbuds, raw-frame speakers, turntable cartridges, fog fluid.