Debra Audio IEM Er-Mini Wireless In-Ear Monitor System Protable Li-on Rechargeable For Audio Professional Stage Monitoring
$21.99 – $191.99Price range: $21.99 through $191.99

Why do I recommend everyone to choose UHF? I explain from the following points of information.
✓UHF has better penetration ability and more stable signal transmission range;
✓The sound delay of UHF transmission is shorter, 0.2-0.3ms;
✓UHF avoids more nearby signal interference.
×2.4G is blocked, for example, if the wearer turns around, the signal will be interrupted;
×The signal delay of 2.4G transmission is too large, which destroys the user's ability to control the beat;
×2.4G is susceptible to signal interference, such as Bluetooth signals.
Wireless in ear monitors allow for uncluttered stage sets and a reliably consistent sound wherever you move. Ideal for use by singers and musicians.
Features:
1. Adds wireless audio connectivity to any active loudspeaker
2. Connect your audio source to The transmitter and it sends the signal to your receivers
3. No compromise in audio quality;
4. Perfect for multi-room venues, weddings, mobile DJ's, tricky floor monitor placement and mobile A/V
6.Matters needing attention:
(6.1)Ultra-high frequency, no delay;
(6.2)Mono, with a focus on midrange sound;
(6.3)Listening to music is not a suitable purpose;
Technical specifications:
TRANSMITTER
1:Frequency Range: 501-599.5MHz
2:Number of Channel: 16(1,2,3,4,5,6,7,8,9,A,B,C,D,E,F,0)
3:Oscillation mode: DSP chip frequency locking
4:Frequency Stability:±10ppm
5:RF power: 10dBm
6:Frequency Response:40~18000Hz
7:Total Harmonic Distortion: ≤0.5%
8:Power supply: Built in lithium battery,600mAh/3.7V
Receiver
1:Frequency Range :501-599.5MHz
2:Number of Channel: 16(1,2,3,4,5,6,7,8,9,A,B,C,D,E,F,0)
3:Oscillation mode: DSP chip frequency locking
4:Frequency Stability: ±10ppm
5:Receiving Sensitivity: -95~-71dBm
6:Frequency Response :40~18000Hz
7:Total Harmonic Distortion :≤0.5%



























| Weight | 0.300 lbs |
|---|---|
| Dimensions | 19 × 14 × 4 in |
| Brand Name | PROFUL |
| Power Source | Ac, Ac |
| High-concerned chemical | None |
| Inbox adaptor | Yes |
| Voltage range | USB (5-20V DC) |
| Built-in Battery | Yes |
| Origin | |
| Model Number | Er-Mini |
| Bundle | Bundle 5 |
| Type | In-Ear Monitoring |
| Plug Type | US Plug |
| Certification | CE, FCC, RoHS |
| Frequency Range | 530Mhz-580MHz |
10 reviews for Debra Audio IEM Er-Mini Wireless In-Ear Monitor System Protable Li-on Rechargeable For Audio Professional Stage Monitoring
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B***y –
Crystal clear, great ones
Color: With 2 Receiver
V***c –
Color: With 1 Receiver
e***a –
Good seller, slow shipping but i received on time, good seller, good communication, i received that i saw
Color: With 1 Receiver
e***a –
Good seller, slow shipping but i received on time, good seller, good communication, i received that i saw
Color: Only 1 Transmitter
D***e –
Everything arrived well, it’s time to test it on the field.
Color: With 1 Receiver
C***o –
A very good product despite its price, it has a lot of quality. It doesn’t compromise on quality despite the materials used. It has great versatility and despite being economical, it has many very good features.
Color: With 1 Receiver
D***T –
It works perfectly. I will test it in church but it seems brutal. I haven’t tested the transmission time yet, but in terms of distance and penetration, it works very well.
Color: With 2 Receiver
R***a –
Very good, working perfectly, sound well-defined, so far no interference or transmission cut.
Color: With 1 Receiver
Anonymous –
tested, the audio quality is between an mp3 and an FM radio, in MONO format, the audio quality is acceptable. In a few days we will test them live with my band and see how the kit with 4 receivers performs; so far it works quite well and there is no delay in the audio.
Color: With 4 Receiver
Anonymous –
Excellent, it arrived intact. I have noticed that the bass is not fully felt, but there is no latency as described, which is wonderful. I am satisfied 👌
Color: With 1 Receiver