---
product_id: 222997868
title: "Sonim - Klein CURL Wired PTT Headset for XP5s and XP8 only (Packaged)"
brand: "sonim"
price: "FREE"
currency: PEN
in_stock: true
reviews_count: 1
url: https://www.desertcart.pe/products/222997868-sonim-klein-curl-wired-ptt-headset-for-xp5s-and-xp8
store_origin: PE
region: Peru
---

# Full-duplex audio Comfortable ear design Wired for reliability Sonim - Klein CURL Wired PTT Headset for XP5s and XP8 only (Packaged)

**Brand:** sonim
**Price:** FREE
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate Your Communication Game!

## Quick Answers

- **What is this?** Sonim - Klein CURL Wired PTT Headset for XP5s and XP8 only (Packaged) by sonim
- **How much does it cost?** FREE with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/222997868-sonim-klein-curl-wired-ptt-headset-for-xp5s-and-xp8)

## Best For

- sonim enthusiasts

## Why This Product

- Trusted sonim brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-Day Comfort:** Flexible C-ring earloop ensures a perfect fit for both left and right ears.
- • **Tactile Control:** Easily accessible PTT button for quick and efficient communication.
- • **Seamless Communication:** Experience crystal-clear conversations with full-duplex audio technology.
- • **Designed for Professionals:** Perfectly tailored for XP5s and XP8 users who demand reliability and comfort.
- • **Noise Reduction Excellence:** In-line microphone minimizes background noise for uninterrupted dialogue.

## Overview

The Sonim Klein CURL Wired PTT Headset is engineered for seamless communication, featuring a flexible design for all-day comfort, an in-line noise reduction microphone, and a user-friendly PTT button, making it the ideal choice for professionals using XP5s and XP8 devices.

## Description

The CURL Wired PTT Headset rests on the ear for comfortable, all-day use. The CURL headset may be worn on the right or left ear by simply rotating the earpiece. Klein custom designed the CURL headset to reliably connect to Sonim’s SecureAudio Connector on the XP5s and XP8 handsets. This allows the CURL headset connector to screw into the handsets. The CURL headset has a large, easy to access PTT button, compatible with heavy work gloves. Push-to-Talk and full-duplex wired headset Flexible C-ring earloop may be worn on right or left ear Speaker rests on ear for comfortable, all day use In-line noise reduction microphone Easy to access and tactile PTT button Built-in swivel clothing clip to easily attach headset cable to uniform Omni-directional Microphone Microphone Sensitivity -36dB±3dB Microphone Impedance 2.2kΩ Microphone Frequency Range 50-10KHz Microphone Signal / Noise Ratio More than 58dB 1KHz 0dB=1V/Pa, A-Weight Microphone Current Consumption Max: 0. 5μA RL=2.2KΩ Vs=3.0V(DC) Microphone Operation Voltage Range 1.0-10V Speaker Rated Power 500mW Speaker Max Input Power 800mW Speaker Impedance 16Ω±15% Speaker Frequency Range F0-20KHz Speaker Distortion Less than 2% at 2.0 kHz, 8.67vrms Speaker Sensitivity 105dB±5% Compatible with Sonim XP5s and XP8 handsets Designed and Assembled in the USA 3 Year Limited Liability Warranty Operating Temperature -40°C - +80°C Klein CURL Length 46 inches, Weight 39g Packaged Product Dimensions 5 x 6 x 1.5 inches, Weight 81g Part No. CURL-SO3 UPC/EAN 854807007355

## Features

- Push-to-Talk and full-duplex wired headset
- Flexible C-ring earloop may be worn on right or left ear
- Speaker rests on ear for comfortable, all day use
- In-line noise reduction microphone
- Easy to access and tactile PTT button

## Product Details

- **Brand:** Sonim
- **Color:** Black
- **Ear Placement:** On Ear
- **Form Factor:** In Ear
- **Headphones Jack:** 3.5 mm Jack

## Images

![Sonim - Klein CURL Wired PTT Headset for XP5s and XP8 only (Packaged) - Image 1](https://m.media-amazon.com/images/I/61h5x8f8+nL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works OK
*by G***T on June 7, 2021*

Telephone earphone..... works ok but may not hold up to the abuse it is going to get.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pe/products/222997868-sonim-klein-curl-wired-ptt-headset-for-xp5s-and-xp8](https://www.desertcart.pe/products/222997868-sonim-klein-curl-wired-ptt-headset-for-xp5s-and-xp8)

---

*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-09-08*