PlayerCameraControl

using UnityEngine;
using System.Collections;

public class PlayerCameraControl : MonoBehaviour
{
    public float x;
    public float y;
    public float SpeedRotation;
    public Transform Player;

    void Update ()
    {
        x += Input.GetAxis ("Mouse X") * SpeedRotation * Time.deltaTime;
        y += Input.GetAxis ("Mouse Y") * SpeedRotation * Time.deltaTime;
        y = Mathf.Clamp (y, -90, 90);
        Quaternion CameraTarget = Quaternion.Euler (-y, 335, 0);
        Quaternion CharacterTarget = Quaternion.Euler (0, x, 0);

        transform.localRotation = CameraTarget;
        Player.localRotation = CharacterTarget;
    }
}