The Countryman Isomax Headset Microphone is the original Countryman head-worn microphone, and a favorite for both speech and performances. The Isomax features a flexible boom for easy positioning, and the sensitive capsule features a wide 20 Hz to 20 kHz frequency response for full, clear audio reproduction.

The Isomax effectively rejects off-axis audio, minimizing feedback and residual noise. The flexible, adjustable band fits snugly and comfortably around the back of the head for concealed use on stage, during trade shows, speeches, sermons, etc.

A wide variety of colors and connectors are available for use with various wireless transmitters. This cardioid version is black and features a 1/8" (3.5mm) locking-mini connector for use with Toa wireless transmitters.

For Toa Wireless Transmitters    Cardioid Polar Pattern    1/8" (3.5mm) Locking-Mini Connector    Telescoping Boom    High Rejection of Feedback    Black

A miniature cardioid capsule is mounted to a low-profile, adjustable headband. The Isomax is available in a variety of colors that match different skin tones, so you can select the version that is appropriate for your application.

This version is black and features a 1/8" (3.5mm) locking-mini connector for use with Toa transmitters.

The moisture-resistant capsule is protected against humidity, sweat, and makeup.

The Isomax is available in omnidirectional, cardioid, and hypercardioid polar patterns. This version features a cardioid pattern that effectively minimizes off-axis noise and feedback while providing a generous pickup area.

Related Questions and Answers

Q: 1. How long can I continuously power a a6500 through a dummy battery?

A: The SmallRig VB50 Mini V-Mount Battery (50Wh) (B&H# SM3579), if paired with an appropriate dummy battery, could power a Sony Alpha a6500 Mirrorless Digital Camera (Body Only) (B&H# SOA6500B) for about six hours depending on the chosen settings.

Q: 2. what is the time charge difference on USB-C w/ 65w charger VS a standard V-Mount battery charger? Are they comparable speeds?

A: It can depend on the V-Mount charger and how much amperage it gives out, but typically a V-Mount charger, like the Watson Pro Dual Position Li-Ion Battery Charger (V-Mount), provides 2.5 amps or 5 amps can charge between 3.8 hours to 2.5 hours. Charging through USB-C at a maximum of 65 watts (20 volts/3.25 amps) can provide a recharge time of about an hour and a half.

Q: 3. Will this battery power a Lowel LED Tota?

A: Yes, the SmallRig VB50 Mini V-Mount Battery (50Wh) would be able to power the Lowel TotaLED Daylight LED Floodlight BH #LOTOTALED. The Lowel Tota LED can be power by V-Mount Battery or AC Adapter.

Q: 4. How much does it weigh?

A: According to Smallrig, the Smallrig VB50 Mini V-Mount Battery (50Wh), is the following weight: "Weight（kg): 0.5." (About 1.1 pounds).

Q: 5. How long would it take to charge through USB-C?

A: That speed at which the SmallRig VB99 Mini V-Mount Battery (99Wh) can charger via USB-C would depend on the output of the USB-C charger.

Q: 6. Does this work with aputure 300d led lights?

A: Aputure recommends using batteries that have 15A continuous output for powering a light, such as the Aputure C300D II. As the Smallrig VB99 Mini V-Mount Battery (99Wh) supports 14A, we would not recommend it.

Q: 7. is it work on Aputure LS 60x light and How long can the power supply ?

A: If you are using the Aputure LS 60x light at maximum brightness the SmallRig VB99 would last about 1.5hrs.

Q: 8. Would this charge while plugged into RED V-Raptor ?

A: The SmallRig VB99 Mini V-Mount Battery (99Wh) (B&H# SM3580) does not support the SMBUS protocol which RED states is needed for proper charging while attached to the RED DIGITAL CINEMA V-RAPTOR XL 8K VV Cinema Camera (V-Mount) (B&H# REVRAPTRXLVV). In such instances, some charging or reporting of battery power level may be possible with some chargers (since the camera is operating like a charger). However, the accuracy and functionality are not considered to be reliable.

Q: 9. Can it power an Aputure 120D?

A: While the VB50 Mini V-Mount Battery could support the draw of the C120D, it would not be able to power it at full output for a very long time.

Q: 10. What does the power button do? I assume that it cuts the power off completely to all the ports. If it doesn't do that, then what is it for?

A: Yes, The only function of the power button is to power down the battery. It would cut power to the output ports.